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The following commit(s) were added to refs/heads/master by this push:
new 3f08f32486 net: allow icmpv6 and udp to find the dev by the ifindex
with s_boundto.
3f08f32486 is described below
commit 3f08f3248667076c25ecdb72461c37cb1963b7dc
Author: liqinhui <[email protected]>
AuthorDate: Sat Oct 7 19:24:42 2023 +0800
net: allow icmpv6 and udp to find the dev by the ifindex with s_boundto.
In order to support the dhcpv6c.
Signed-off-by: liqinhui <[email protected]>
---
net/icmpv6/icmpv6_sendmsg.c | 14 ++++++++++++--
net/inet/inet_sockif.c | 5 +++++
net/udp/udp_finddev.c | 7 +++++--
3 files changed, 22 insertions(+), 4 deletions(-)
diff --git a/net/icmpv6/icmpv6_sendmsg.c b/net/icmpv6/icmpv6_sendmsg.c
index 0e39796237..e238e82fcb 100644
--- a/net/icmpv6/icmpv6_sendmsg.c
+++ b/net/icmpv6/icmpv6_sendmsg.c
@@ -298,8 +298,18 @@ ssize_t icmpv6_sendmsg(FAR struct socket *psock, FAR
struct msghdr *msg,
/* Get the device that will be used to route this ICMPv6 ECHO request */
- dev = netdev_findby_ripv6addr(g_ipv6_unspecaddr,
- inaddr->sin6_addr.s6_addr16);
+#ifdef CONFIG_NET_BINDTODEVICE
+ if (conn->sconn.s_boundto != 0)
+ {
+ dev = netdev_findbyindex(conn->sconn.s_boundto);
+ }
+ else
+#endif
+ {
+ dev = netdev_findby_ripv6addr(g_ipv6_unspecaddr,
+ inaddr->sin6_addr.s6_addr16);
+ }
+
if (dev == NULL)
{
nerr("ERROR: Not reachable\n");
diff --git a/net/inet/inet_sockif.c b/net/inet/inet_sockif.c
index 2f63f94751..8e6f8bd91c 100644
--- a/net/inet/inet_sockif.c
+++ b/net/inet/inet_sockif.c
@@ -1909,6 +1909,11 @@ static ssize_t inet_sendmsg(FAR struct socket *psock,
for (len = 0, iov = msg->msg_iov; iov != end; iov++)
{
+ if (iov->iov_len == 0 || iov->iov_base == NULL)
+ {
+ continue;
+ }
+
memcpy(((unsigned char *)buf) + len, iov->iov_base, iov->iov_len);
len += iov->iov_len;
}
diff --git a/net/udp/udp_finddev.c b/net/udp/udp_finddev.c
index 2240ac05ba..b4c2d92b50 100644
--- a/net/udp/udp_finddev.c
+++ b/net/udp/udp_finddev.c
@@ -215,11 +215,14 @@ udp_find_raddr_device(FAR struct udp_conn_s *conn,
#if defined(CONFIG_NET_MLD) && defined(CONFIG_NET_BINDTODEVICE)
if (IN6_IS_ADDR_MULTICAST(&raddr))
{
- if ((conn->sconn.s_boundto == 0) &&
- (conn->mreq.imr_ifindex != 0))
+ if (conn->mreq.imr_ifindex != 0)
{
return netdev_findbyindex(conn->mreq.imr_ifindex);
}
+ else if (conn->sconn.s_boundto != 0)
+ {
+ return netdev_findbyindex(conn->sconn.s_boundto);
+ }
}
else
#endif
